"That's How Strong My Love Is" is a song written by Roosevelt Jamison and first recorded in 1964 by deep soul singer O. V. Wright. The song is a soulful love ballad and has been covered many times, most notably in 1965 by Otis Redding, with Redding's cover reaching no.18 on the Billboard R&B chart and no.74 on the US pop chart. The lyrics use natural phenomena such as the sun, the moon, and the ocean to describe the extent of the author's love.